HLY-135-4 #1
HLY-135-4 #2
HLY-135-4 #3

Secondary Diaphragm

HOLLEY  |  Part# HLY-135-4


AL Inventory: 0

MI Inventory: 33


Highlights:

  • Product Type - Vacuum Secondary Diaphragm
  • Prop 65 Yes/No - No
  • Title - Holley - SEC.DIAPHRAGM

Secondary Diaphragm - RUBBER/STEEL - Vacuum Secondary - Holley Carburetors - Each

$16.51


 





Vacuum secondaries are activated by venturii velocity through the primary venturii and further aided by secondary venturii velocity. Engine/manifold vacuum is not related and has no effect on the operation of the carburetors secondary system.